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A New Seedling-edible Chinese Cabbage F1 Hybrid —‘Jingyankuaicai’ |
YU Yang-jun,ZHANG Feng-lan,ZHANG De-shuang,ZHAO Xiu-yun,YU Shuan-cang,XU Jia-bing |
National Engineering Research Center for Vegetables,Beijing 100097,China |
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Abstract ‘Jingyankuaicai’is a new seedling-edible Chinese cabbage hybrid bred by crossing self-incompatible line 03QX4A23 with 96166.It grows rapidly and can be harvested at 28-30 days after sowing.It has thick,soft,bright and green leaves and white petiole without hair.Its quality is excellent with VC content of 466 mg·kg-1(FW) and soluble sugar content of 8.5 g·kg-1(FW).It is tolerant to heat and wet,and is highly resistant to virus disease(TuMV)and black rot,resistant to downy mildew.Its yield is 60.0-67.5 t·hm-2.It has been extended to Beijing,Tianjin,Hebei,Xinjiang,Yunnan,Guizhou,Sichuan,Hubei,Fujian,Guangdong and Hainan.
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Received: 20 February 2009
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